Collar stay



FIG. 1 is a top perspective view of a collar stay showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a front elevation view thereof;

FIG. 6 is a left elevation view thereof;

FIG. 7 is a right elevation view thereof;

FIG. 8 is a top perspective view of a second embodiment of FIG. 1, the only difference being the location of the hole;

FIG. 9 is a top plan view of FIG. 8;

FIG. 10 is a bottom plan view of FIG. 8;

FIG. 11 is a rear elevation view of FIG. 8;

FIG. 12 is a front elevation view of FIG. 8;

FIG. 13 is a left elevation view of FIG. 8;

FIG. 14 is a right elevation view of FIG. 8;

FIG. 15 is a top perspective view of a third embodiment of FIG. 1, the only difference being the presence of two holes;

FIG. 16 is a top plan view of FIG. 15;

FIG. 17 is a bottom plan view of FIG. 15;

FIG. 18 is a rear elevation view of FIG. 15;

FIG. 19 is a front elevation view of FIG. 15;

FIG. 20 is a left elevation view of FIG. 15; and,

FIG. 21 is a right elevation view of FIG. 15. 

The ornamental design for a collar stay, as shown and described. 